/* 
* Copyright (C) 2010, John Asmuth

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
* 
*  $Revision$
*  $Date$
*  $Author$
*  $HeadURL$
* 
*/

package rlglue

import (
	"fmt"
)

type absType struct {
	ints    []int32
	doubles []float64
	chars   []byte
}

func (at *absType) String() string {
	return fmt.Sprintf("{%v %v %v}", at.Ints(), at.Doubles(), at.Chars())
}

func (at *absType) Ints() []int32 {
	return at.ints
}

func (at *absType) Doubles() []float64 {
	return at.doubles
}

func (at *absType) Chars() []byte {
	return at.chars
}

type AbstractType interface {
	Ints() []int32
	Doubles() []float64
	Chars() []byte
}

func newAT(ints []int32, doubles []float64, chars []byte) AbstractType {
	return &absType{ints, doubles, chars}
}

type Observation AbstractType

func NewObservation(ints []int32, doubles []float64, chars []byte) Observation {
	return newAT(ints, doubles, chars)
}

type Action AbstractType

func NewAction(ints []int32, doubles []float64, chars []byte) Action {
	return newAT(ints, doubles, chars)
}
